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/*
 * Playlist Object for the jPlayer Plugin
 * http://www.jplayer.org
 *
 * Copyright (c) 2009 - 2013 Happyworm Ltd
 * Dual licensed under the MIT and GPL licenses.
 *  - http://www.opensource.org/licenses/mit-license.php
 *  - http://www.gnu.org/copyleft/gpl.html
 *
 * Author: Mark J Panaghiston
 * Version: 2.3.0
 * Date: 20th April 2013
 *
 * Requires:
 *  - jQuery 1.7.0+
 *  - jPlayer 2.3.0+
 */
(function(b,f){jPlayerPlaylist=function(a,c,d){var e=this;this.current=0;this.removing=this.shuffled=this.loop=!1;this.cssSelector=b.extend({},this._cssSelector,a);this.options=b.extend(!0,{keyBindings:{next:{key:39,fn:function(){e.next()}},previous:{key:37,fn:function(){e.previous()}}}},this._options,d);this.playlist=[];this.original=[];this._initPlaylist(c);this.cssSelector.title=this.cssSelector.cssSelectorAncestor+" .jp-title";this.cssSelector.playlist=this.cssSelector.cssSelectorAncestor+" .jp-playlist";
this.cssSelector.next=this.cssSelector.cssSelectorAncestor+" .jp-next";this.cssSelector.previous=this.cssSelector.cssSelectorAncestor+" .jp-previous";this.cssSelector.shuffle=this.cssSelector.cssSelectorAncestor+" .jp-shuffle";this.cssSelector.shuffleOff=this.cssSelector.cssSelectorAncestor+" .jp-shuffle-off";this.options.cssSelectorAncestor=this.cssSelector.cssSelectorAncestor;this.options.repeat=function(a){e.loop=a.jPlayer.options.loop};b(this.cssSelector.jPlayer).bind(b.jPlayer.event.ready,function(){e._init()});
b(this.cssSelector.jPlayer).bind(b.jPlayer.event.ended,function(){e.next()});b(this.cssSelector.jPlayer).bind(b.jPlayer.event.play,function(){b(this).jPlayer("pauseOthers")});b(this.cssSelector.jPlayer).bind(b.jPlayer.event.resize,function(a){a.jPlayer.options.fullScreen?b(e.cssSelector.title).show():b(e.cssSelector.title).hide()});b(this.cssSelector.previous).click(function(){e.previous();b(this).blur();return!1});b(this.cssSelector.next).click(function(){e.next();b(this).blur();return!1});b(this.cssSelector.shuffle).click(function(){e.shuffle(!0);
return!1});b(this.cssSelector.shuffleOff).click(function(){e.shuffle(!1);return!1}).hide();this.options.fullScreen||b(this.cssSelector.title).hide();b(this.cssSelector.playlist+" ul").empty();this._createItemHandlers();b(this.cssSelector.jPlayer).jPlayer(this.options)};jPlayerPlaylist.prototype={_cssSelector:{jPlayer:"#jquery_jplayer_1",cssSelectorAncestor:"#jp_container_1"},_options:{playlistOptions:{autoPlay:!1,loopOnPrevious:!1,shuffleOnLoop:!0,enableRemoveControls:!1,displayTime:"slow",addTime:"fast",
removeTime:"fast",shuffleTime:"slow",itemClass:"jp-playlist-item",freeGroupClass:"jp-free-media",freeItemClass:"jp-playlist-item-free",removeItemClass:"jp-playlist-item-remove"}},option:function(a,b){if(b===f)return this.options.playlistOptions[a];this.options.playlistOptions[a]=b;switch(a){case "enableRemoveControls":this._updateControls();break;case "itemClass":case "freeGroupClass":case "freeItemClass":case "removeItemClass":this._refresh(!0),this._createItemHandlers()}return this},_init:function(){var a=
this;this._refresh(function(){a.options.playlistOptions.autoPlay?a.play(a.current):a.select(a.current)})},_initPlaylist:function(a){this.current=0;this.removing=this.shuffled=!1;this.original=b.extend(!0,[],a);this._originalPlaylist()},_originalPlaylist:function(){var a=this;this.playlist=[];b.each(this.original,function(b){a.playlist[b]=a.original[b]})},_refresh:function(a){var c=this;if(a&&!b.isFunction(a))b(this.cssSelector.playlist+" ul").empty(),b.each(this.playlist,function(a){b(c.cssSelector.playlist+
" ul").append(c._createListItem(c.playlist[a]))}),this._updateControls();else{var d=b(this.cssSelector.playlist+" ul").children().length?this.options.playlistOptions.displayTime:0;b(this.cssSelector.playlist+" ul").slideUp(d,function(){var d=b(this);b(this).empty();b.each(c.playlist,function(a){d.append(c._createListItem(c.playlist[a]))});c._updateControls();b.isFunction(a)&&a();c.playlist.length?b(this).slideDown(c.options.playlistOptions.displayTime):b(this).show()})}},_createListItem:function(a){var c=
this,d="<li><div>",d=d+("<a href='javascript:;' class='"+this.options.playlistOptions.removeItemClass+"'>&times;</a>");if(a.free){var e=!0,d=d+("<span class='"+this.options.playlistOptions.freeGroupClass+"'>(");b.each(a,function(a,f){b.jPlayer.prototype.format[a]&&(e?e=!1:d+=" | ",d+="<a class='"+c.options.playlistOptions.freeItemClass+"' href='"+f+"' tabindex='1'>"+a+"</a>")});d+=")</span>"}d+="<a href='javascript:;' class='"+this.options.playlistOptions.itemClass+"' tabindex='1'>"+a.title+(a.artist?
" <span class='jp-artist'>by "+a.artist+"</span>":"")+"</a>";return d+="</div></li>"},_createItemHandlers:function(){var a=this;b(this.cssSelector.playlist).off("click","a."+this.options.playlistOptions.itemClass).on("click","a."+this.options.playlistOptions.itemClass,function(){var c=b(this).parent().parent().index();a.current!==c?a.play(c):b(a.cssSelector.jPlayer).jPlayer("play");b(this).blur();return!1});b(this.cssSelector.playlist).off("click","a."+this.options.playlistOptions.freeItemClass).on("click",
"a."+this.options.playlistOptions.freeItemClass,function(){b(this).parent().parent().find("."+a.options.playlistOptions.itemClass).click();b(this).blur();return!1});b(this.cssSelector.playlist).off("click","a."+this.options.playlistOptions.removeItemClass).on("click","a."+this.options.playlistOptions.removeItemClass,function(){var c=b(this).parent().parent().index();a.remove(c);b(this).blur();return!1})},_updateControls:function(){this.options.playlistOptions.enableRemoveControls?b(this.cssSelector.playlist+
" ."+this.options.playlistOptions.removeItemClass).show():b(this.cssSelector.playlist+" ."+this.options.playlistOptions.removeItemClass).hide();this.shuffled?(b(this.cssSelector.shuffleOff).show(),b(this.cssSelector.shuffle).hide()):(b(this.cssSelector.shuffleOff).hide(),b(this.cssSelector.shuffle).show())},_highlight:function(a){this.playlist.length&&a!==f&&(b(this.cssSelector.playlist+" .jp-playlist-current").removeClass("jp-playlist-current"),b(this.cssSelector.playlist+" li:nth-child("+(a+1)+
")").addClass("jp-playlist-current").find(".jp-playlist-item").addClass("jp-playlist-current"),b(this.cssSelector.title+" li").html(this.playlist[a].title+(this.playlist[a].artist?" <span class='jp-artist'>by "+this.playlist[a].artist+"</span>":"")))},setPlaylist:function(a){this._initPlaylist(a);this._init()},add:function(a,c){b(this.cssSelector.playlist+" ul").append(this._createListItem(a)).find("li:last-child").hide().slideDown(this.options.playlistOptions.addTime);this._updateControls();this.original.push(a);
this.playlist.push(a);c?this.play(this.playlist.length-1):1===this.original.length&&this.select(0)},remove:function(a){var c=this;if(a===f)return this._initPlaylist([]),this._refresh(function(){b(c.cssSelector.jPlayer).jPlayer("clearMedia")}),!0;if(this.removing)return!1;a=0>a?c.original.length+a:a;0<=a&&a<this.playlist.length&&(this.removing=!0,b(this.cssSelector.playlist+" li:nth-child("+(a+1)+")").slideUp(this.options.playlistOptions.removeTime,function(){b(this).remove();if(c.shuffled){var d=
c.playlist[a];b.each(c.original,function(a){if(c.original[a]===d)return c.original.splice(a,1),!1})}else c.original.splice(a,1);c.playlist.splice(a,1);c.original.length?a===c.current?(c.current=a<c.original.length?c.current:c.original.length-1,c.select(c.current)):a<c.current&&c.current--:(b(c.cssSelector.jPlayer).jPlayer("clearMedia"),c.current=0,c.shuffled=!1,c._updateControls());c.removing=!1}));return!0},select:function(a){a=0>a?this.original.length+a:a;0<=a&&a<this.playlist.length?(this.current=
a,this._highlight(a),b(this.cssSelector.jPlayer).jPlayer("setMedia",this.playlist[this.current])):this.current=0},play:function(a){a=0>a?this.original.length+a:a;0<=a&&a<this.playlist.length?this.playlist.length&&(this.select(a),b(this.cssSelector.jPlayer).jPlayer("play")):a===f&&b(this.cssSelector.jPlayer).jPlayer("play")},pause:function(){b(this.cssSelector.jPlayer).jPlayer("pause")},next:function(){var a=this.current+1<this.playlist.length?this.current+1:0;this.loop?0===a&&this.shuffled&&this.options.playlistOptions.shuffleOnLoop&&
1<this.playlist.length?this.shuffle(!0,!0):this.play(a):0<a&&this.play(a)},previous:function(){var a=0<=this.current-1?this.current-1:this.playlist.length-1;(this.loop&&this.options.playlistOptions.loopOnPrevious||a<this.playlist.length-1)&&this.play(a)},shuffle:function(a,c){var d=this;a===f&&(a=!this.shuffled);(a||a!==this.shuffled)&&b(this.cssSelector.playlist+" ul").slideUp(this.options.playlistOptions.shuffleTime,function(){(d.shuffled=a)?d.playlist.sort(function(){return 0.5-Math.random()}):
d._originalPlaylist();d._refresh(!0);c||!b(d.cssSelector.jPlayer).data("jPlayer").status.paused?d.play(0):d.select(0);b(this).slideDown(d.options.playlistOptions.shuffleTime)})}}})(jQuery);